diachronic

Từ điển WordNet v3.1 - WordNet Dictionary

adjective

used of the study of a phenomenon (especially language) as it changes through time (Freq. 1)
- diachronic linguistics
• Syn:
historical
• Ant:
synchronic
• Derivationally related forms:
historicalness (for: historical), diachrony
• Topics:
language, linguistic communication